CN210228122U - Mercury leak-proof sphygmomanometer - Google Patents

Abstract

The utility model relates to a sphygmomanometer technical field, and a mercury leak protection sphygmomanometer is disclosed, which comprises a housin, cap and arm sleeve, the downside of cap rotates through the inside wall of pivot and casing to be connected, the fixed glass post that is equipped with of right side wall of cap, the upper end of glass post is provided with the air vent, the inside of cap is equipped with the cavity, the inside of cavity is vertical there is the slide bar, the cavity middle part is still fixed and is equipped with the sleeve pipe, the slide bar slides and sets up in sheathed tube inside, the fixed slider that is equipped with in upper end of slide bar, the fixed shutoff board that is equipped with of right side wall of slider, the bar hole has been seted up with the position correspondence department of shutoff board to the right side wall of cavity, one side that the slider was kept away from to the shutoff board passes the bar hole and extends. The utility model discloses convenient operation can accomplish automatically and open and close the air vent, avoids mercury to spill in directly following the air vent, has improved the security and the degree of accuracy.

Description

Mercury leak-proof sphygmomanometer

Technical Field

The utility model relates to a sphygmomanometer technical field especially relates to a mercury leak protection sphygmomanometer.

Background

The sphygmomanometer mainly comprises an auscultation sphygmomanometer and an oscillometric sphygmomanometer. The auscultatory method is divided into an artificial auscultatory method and an automatic auscultatory method, and a mercury sphygmomanometer (pressure gauge) and a spring-gauge sphygmomanometer (pressure gauge) are early artificial auscultatory sphygmomanometers.

At present, mercury sphygmomanometer is used for guaranteeing that mercury rises and falls back in a glass column, and is characterized in that a vent hole is formed in the top of the glass column, but after the mercury sphygmomanometer is used, medical staff often forget to wait for the mercury to fall back to a mercury storage warehouse completely and forget to close a switch, the mercury in the glass column directly leaks out of the vent hole, and the mercury sphygmomanometer is extremely unsafe. Therefore, the utility model provides a mercury leak protection sphygmomanometer.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the mercury blood pressure and accomplishing the back in the use among the prior art, medical personnel often forget wait for mercury to fall back to the mercury storehouse completely after, also forget the closing switch simultaneously, just directly close with regard to the lid, lead to that mercury in the glass post directly spills from the air vent, extremely unsafe problem, and a mercury leak protection sphygmomanometer that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a mercury leakage-proof sphygmomanometer comprises a shell, a shell cover and arm sleeves, wherein the lower side of the shell cover is rotatably connected with the inner side wall of the shell through a rotating shaft, a glass column is fixedly arranged on the right side wall of the shell cover, an air vent is arranged at the upper end of the glass column, a cavity is arranged inside the shell cover, a sliding rod is vertically arranged inside the cavity, a sleeve is further fixedly arranged in the middle of the cavity, the sliding rod is slidably arranged inside the sleeve, a sliding block is fixedly arranged at the upper end of the sliding rod, a plugging plate is fixedly arranged on the right side wall of the sliding block, a strip-shaped hole is formed in the position, corresponding to the plugging plate, of the right side wall of the cavity, a strip-shaped hole is formed in the plugging plate, one side, away from the sliding block, penetrates through the strip-shaped hole and extends to the upper side of the air vent, a first spring is fixedly arranged on the upper, the fixed ejector pin that is equipped with of left side wall of round platform, the one end that the round platform was kept away from to the ejector pin runs through the left side wall of cavity and offsets with the left inside wall of casing and set up, the inclined plane of round platform offsets with the lower extreme of slide bar and sets up, the pole wall of ejector pin is located the external fixation of cap and is equipped with the fixed plate, the right side wall of fixed plate just is located the upper and lower side of ejector pin and all fixedly is equipped with the second spring, two the one end that the fixed plate was kept away from to the second spring all with the left side wall fixed connection.

Preferably, a sealing gasket is fixedly arranged at the position, corresponding to the vent hole, of the lower surface of the blocking plate.

Preferably, a third spring is fixedly arranged on the right side wall of the circular truncated cone, and one end, far away from the circular truncated cone, of the third spring is fixedly connected with the right inner side wall of the cavity.

Preferably, one end of the ejector rod, which is positioned outside the shell cover, is a convex arc-shaped end surface.

Preferably, a buffer block is fixedly arranged at the bottom of the inner cavity of the shell close to the right side.

Preferably, the ejector rod is made of wear-resistant steel.

Compared with the prior art, the utility model provides a mercury leak protection sphygmomanometer possesses following beneficial effect:

1. this mercury leak protection sphygmomanometer, through setting up the ejector pin on the cap, when the cap is opened completely, can make the left side wall counterbalance contact of ejector pin and casing and make the ejector pin move to the inside of cavity, thereby make the round platform move to the right side in the inside of cavity, the in-process that the round platform removed can promote the slide bar rebound, the slide bar rebound promotes the slider rebound, thereby make closure plate and air vent separation, can guarantee that the mercury in the glass post rises and falls back.

2. This mercury leak protection sphygmomanometer, through first spring and the third spring that sets up in the cap and the second spring of setting on the ejector pin, ejector pin and round platform are when moving right, second spring and third spring receive the extruded, first spring receives the slider extrusion simultaneously, in-process when the cap is closing, during the inside wall separation of ejector pin and casing, first spring promotes the slider downwards and makes the slide bar extrude the round platform downwards, in addition second spring and third spring can apply a left external force for the round platform, and then can make round platform and ejector pin move left, when round platform and ejector pin move left, the closure plate just in time blocks up the air vent, avoid mercury directly to spill from the air vent, security and degree of accuracy have been improved.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient operation can accomplish automatically and open and close the air vent, avoids mercury to spill directly from the air vent, has improved security and degree of accuracy.

Drawings

Fig. 1 is a schematic structural view of a mercury leakproof sphygmomanometer provided by the utility model;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is an enlarged view of a portion B in fig. 1.

In the figure: the device comprises a shell 1, a shell cover 2, an arm sleeve 3, a glass column 4, an air vent 5, a sliding rod 6, a sleeve 7, a sliding block 8, a blocking plate 9, a first spring 10, a rotating shaft 11, a circular truncated cone 12, a push rod 13, a fixing plate 14, a second spring 15, a third spring 16, a buffer block 17 and a sealing gasket 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a mercury leakage-proof sphygmomanometer comprises a shell 1, a shell cover 2 and arm sleeves 3, wherein the lower side of the shell cover 2 is rotatably connected with the inner side wall of the shell 1 through a rotating shaft 11, the shell cover 2 can be opened in a hinge mode, a glass column 4 is fixedly arranged on the right side wall of the shell cover 2, an air vent 5 is arranged at the upper end of the glass column 4, a cavity is arranged inside the shell cover 2, a sliding rod 6 is vertically arranged inside the cavity, a sleeve 7 is also fixedly arranged in the middle of the cavity, the sliding rod 6 is slidably arranged inside the sleeve 7, a sliding block 8 is fixedly arranged at the upper end of the sliding rod 6, a plugging plate 9 is fixedly arranged on the right side wall of the sliding block 8, a strip-shaped hole is arranged at the position corresponding to the plugging plate 9 on the right side wall of the cavity, one side of the plugging plate 9 far away from the sliding block 8 penetrates through the, one side that slider 8 was kept away from to first spring 10 and the top fixed connection of cavity, the below of slide bar 6 is equipped with round platform 12, the fixed ejector pin 13 that is equipped with of left side wall of round platform 12, the one end that round platform 12 was kept away from to ejector pin 13 runs through the left side wall of cavity and offsets the setting with the left inside wall of casing 1, the inclined plane of round platform 12 offsets the setting with the lower extreme of slide bar 6, the pole wall of ejector pin 13 is located the fixed plate 14 that is equipped with in outside of cap 2, the right side wall of fixed plate 14 and the upper and lower side that is located ejector pin 13 all fix and are equipped with second spring 15, the one end that fixed plate 14 was kept away from to two.

The sealing gasket 18 is fixedly arranged at the position corresponding to the vent hole 5 on the lower surface of the sealing plate 9, so that the sealing effect of the sealing plate 9 and the vent hole 5 can be improved.

The right side wall of the circular truncated cone 12 is fixedly provided with a third spring 16, and one end, far away from the circular truncated cone 12, of the third spring 16 is fixedly connected with the right inner side wall of the cavity.

One end of the ejector rod 13 positioned outside the shell cover 2 is a convex arc-shaped end surface.

The bottom of the inner cavity of the shell 1 is fixedly provided with a buffer block 17 close to the right side, and the buffer block can provide a stable supporting effect for the shell cover 2.

The ejector rod 13 is made of wear-resistant steel, so that the service life of the ejector rod 13 is prolonged.

In the utility model, when the cover 2 is completely opened, the ejector rod 13 is contacted with the left side wall of the shell 1 and the ejector rod 13 moves towards the inside of the cavity, so that the circular truncated cone 12 moves towards the right side in the inside of the cavity, the sliding rod 6 is pushed to move upwards in the moving process of the circular truncated cone 12, the sliding rod 6 moves upwards to push the sliding block 8 to move upwards, so that the plugging plate 9 is separated from the vent hole 5, so that the mercury in the glass column 4 can be ensured to rise and fall back, in addition, when the ejector rod 13 and the circular truncated cone 12 move rightwards, the second spring 15 and the third spring 16 are squeezed, at the moment, the first spring 10 is also squeezed by the sliding block 8, when the cover 2 is closed, the ejector rod 13 is separated from the inner side wall of the shell 1, the first spring 10 pushes the sliding block 8 downwards to push the sliding rod 6 to squeeze the circular truncated cone 12 downwards, in addition, the second spring 15 and the third spring 16 can apply a left external force, and then can make round platform 12 and ejector pin 13 move left, when round platform 12 and ejector pin 13 move left, the shutoff board 9 just in time blocks up vent 5, avoids mercury to spill from vent 5 directly, has improved security and degree of accuracy.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a mercury leak protection sphygmomanometer, includes casing (1), cap (2) and arm sleeve (3), its characterized in that, the downside of cap (2) is rotated through the inside wall of pivot (11) and casing (1) and is connected, the fixed glass post (4) that is equipped with of right side wall of cap (2), the upper end of glass post (4) is provided with air vent (5), the inside of cap (2) is equipped with the cavity, the inside of cavity is vertical has slide bar (6), the cavity middle part is still fixed and is equipped with sleeve pipe (7), slide bar (6) slide and set up the inside at sleeve pipe (7), the fixed slider (8) that is equipped with in upper end of slide bar (6), the fixed shutoff board (9) that is equipped with of right side wall of slider (8), the bar hole has been seted up with the position department of corresponding of shutoff board (9) to the right side wall of cavity, one side that slider (8) were kept away from in shutoff board (9) is passed the bar hole and is extended to the top of air vent A first spring (10) is fixedly arranged on the upper side of the sliding block (8), one side of the first spring (10) far away from the sliding block (8) is fixedly connected with the top of the cavity, a round table (12) is arranged below the slide rod (6), a top rod (13) is fixedly arranged on the left side wall of the round table (12), one end of the ejector rod (13) far away from the round table (12) penetrates through the left side wall of the cavity and is abutted against the left inner side wall of the shell (1), the inclined surface of the round table (12) is abutted against the lower end of the slide bar (6), the rod wall of the ejector rod (13) is fixedly provided with a fixed plate (14) outside the shell cover (2), the right side wall of fixed plate (14) just is located the upper and lower side of ejector pin (13) and all fixedly is equipped with second spring (15), two the one end that fixed plate (14) were kept away from in second spring (15) all with the left side wall fixed connection of cap (2).

2. A mercury leakage prevention sphygmomanometer as claimed in claim 1, wherein a sealing gasket (18) is fixedly provided on the lower surface of the blocking plate (9) at a position corresponding to the position of the vent hole (5).

3. A mercury leakage-proof sphygmomanometer as claimed in claim 1, wherein a third spring (16) is fixedly arranged on the right side wall of the circular truncated cone (12), and one end of the third spring (16) far away from the circular truncated cone (12) is fixedly connected with the right inner side wall of the cavity.

4. A mercury leakproof sphygmomanometer as claimed in claim 1, wherein the end of the plunger (13) located outside the housing cover (2) is a convex arc-shaped end face.

5. A mercury leakage prevention sphygmomanometer as claimed in claim 1, wherein the bottom of the inner cavity of the housing (1) is fixedly provided with a buffer block (17) near the right side.

6. A mercury leakproof sphygmomanometer as claimed in claim 1, wherein the push rod (13) is made of wear-resistant steel.

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